Kits for performing self-test for the presence of viruses, including Covid-19, namely, diagnostic kits comprised of medical diagnostic reagents and assays for testing of bodily fluids for use in disease detection, namely, HIV, malaria, and influenza; diagnostic kits comprised of medical diagnostic reagents and assays for testing of bodily fluids for use in disease detection, namely, to detect cancer, autoimmune disease and infection; pregnancy test kits for home use